:start
cls
COLOR 0C
chcp 65001
C:
cd C:\Users\30651\Desktop\Learning Java\java-basic-learning-system\Source_Code\第一阶段_建立编程思想
cd chapter06
chcp 936
set /p file= Please shuru:
:re
cls
javac %file%.java
java %file%
set /p bool= yes or no:
if %bool%==y (goto re)
goto start